package com.atguigu.gulimall.auth.controller;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.TypeReference;
import com.atguigu.common.utils.HttpUtils;
import com.atguigu.common.utils.R;
import com.atguigu.gulimall.auth.feign.MemberFeignService;
import com.atguigu.common.vo.MemberRespVo;
import com.atguigu.gulimall.auth.vo.SocialUser;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpResponse;
import org.apache.http.util.EntityUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;

import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.util.HashMap;
import java.util.Map;
@Slf4j
@Controller
public class OAuth2Controller {
    @Autowired
    MemberFeignService memberFeignService ;
    @GetMapping("/oauth2.0/weibo/success")
    public String weibo(@RequestParam("code") String code, HttpSession session, HttpServletResponse servletResponse) throws Exception {
        Map<String,String> header = new HashMap<>();
        Map<String,String> query = new HashMap<>();
        Map<String,String> map = new HashMap<>();
        map.put("client_id","1799051759");
        map.put("client_secret","05f77557f1b0e35d4954aa5667edd471");
        map.put("grant_type","authorization_code");
        map.put("redirect_uri","http://auth.gulimall.com/oauth2.0/weibo/success");
        map.put("code",code);
        HttpResponse response = HttpUtils.doPost("https://api.weibo.com", "/oauth2/access_token", "post", header, query, map);
        if(response.getStatusLine().getStatusCode()==200){
//            获取accessToken
            String json = EntityUtils.toString(response.getEntity());
            SocialUser socialUser = JSON.parseObject(json, SocialUser.class);
            //知道当前是哪个社交用户登录
//            1）当前用户如果是第一次进网站，自动注册进来（为当前社交用户生成一个会员信息账号，以后这个社交账号就对应指定的会员）
//            登录或者注册社交用户
            R oauthlogin = memberFeignService.oauthlogin(socialUser);
            if(oauthlogin.getCode()==0){
                MemberRespVo data = oauthlogin.getData("data", new TypeReference<MemberRespVo>() {
                });
                log.info("登录成功：用户：{}",data.toString());
                //TODO 默认发令牌。session=dsajkdjl.作用域当前域：（解决子域session共享问题）
                //TODO 使用JSON的序列化方式来序列化对象数据到redis中
                session.setAttribute("loginUser",data);
//                servletResponse.addCookie(new Cookie("JSESSIONID","data"));
                return "redirect:http://gulimall.com";
            }else{
                return "redirect:http://auth.gulimall.com/login.html";
            }
        }else{
            return "redirect:http://auth.gulimall.com/login.html";
        }
    }
}
